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  Topic: Crystal or Internal Oscillator
lyndia

Replies: 4
Views: 5506

PostForum: General CCS C Discussion   Posted: Fri Jul 31, 2009 2:04 pm   Subject: Crystal or Internal Oscillator
Thanks =)
  Topic: Crystal or Internal Oscillator
lyndia

Replies: 4
Views: 5506

PostForum: General CCS C Discussion   Posted: Fri Jul 31, 2009 9:25 am   Subject: Crystal or Internal Oscillator
I'm fairly new to using PICs, so plz correct me if I'm wrong:

I'm under the impression that external crystals are more accurate than internal oscillators. Are there any other advantages/disadvantag ...
  Topic: Using analog input pins on the pic
lyndia

Replies: 1
Views: 3622

PostForum: General CCS C Discussion   Posted: Fri Jul 24, 2009 9:36 am   Subject: Using analog input pins on the pic
Hi,

Will I be able to use RA0/AN0 for digital output, while using RA1/AN1 for analog input?

The A/D Port Configuration Control bits (PCFG3:0) enable analog input in such a way:
AN0
A ...
  Topic: DAC malfunction, or PIC problem?
lyndia

Replies: 3
Views: 5410

PostForum: General CCS C Discussion   Posted: Mon Jul 20, 2009 7:36 am   Subject: DAC malfunction, or PIC problem?
The data has to be written in two separate operations. There will be a
glitch in the output, for that reason.

Why are you using a parallel-interface DAC ? Most people would use
a chip with a s ...
  Topic: DAC malfunction, or PIC problem?
lyndia

Replies: 3
Views: 5410

PostForum: General CCS C Discussion   Posted: Sun Jul 19, 2009 4:44 pm   Subject: DAC malfunction, or PIC problem?
I'm using a TI TLV5639 12bit DAC chip and having the following problem:


The lower 8 bits seems to function, although not too accurately. Once I use any bit higher than that the analog output just ...
 
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